TY - BOOK ED - United States. TI - Instructions for processing airport development actions affecting environment PY - 1975///] CY - [Washington, D.C. KW - Federal aid to transportation KW - Airports KW - Environmental aspects N1 - Feb. 24, 1975; 4to; [Cancels Order 5050.1, Apr. 17, 1970 and Order 5050.2, Dec. 7, 1970. Issued with perforations]; Distribution made by issuing office; CRDP Program Historic Shelflist record ER -